docs: def float_input(self, question, message='Invalid entry', default=None, required=True):
          '''
          Method for floating point inputs with optionally specifiable error message.
          '''
          float_result = None
          requiredFlag = True
  
          while (float_result is None and requiredFlag):
              result = input('%s: ' % question)
              if not result and not required:
                  float_result = None
                  requiredFlag = False
              if not result and default:
                  float_result = default
  
              if float_result is None and requiredFlag:
                  try:
                      float_result = float(result)
                  except ValueError:
                      self.stdout.write(self.style.ERROR(message))
                      float_result = None
          return float_result